U4Savethetrees-1(1)

1、Unit 4 Save the trees,Important phrases,save the trees 拯救树木,a pine tree 松树,the importance of trees 树的重要性,plantin the ground 在地上种。,a pear tree 梨树,an apple seed 苹果树,fight against 与。作斗争,home to animals 动物们的家园,in ones daily lives 在日常生活中,interview sb. about sth. 就某事采访/面谈某人,in many ways 在许多方面,take in 吸入,h

2、armful gases 有害气体,produce oxygen 制造氧气,a fighter against 和。斗争的战士/斗士,come from 来自。,in fact 事实上,the leaves of trees 树叶,look around 环顾四周,a lot of furniture 许多家具,be made of 由。做成,cut down 砍伐,millions of (thousands of) 数以百万计的。（数以千计的。）,major uses 主要用途,talk to sb. on the phone 和某人在打电话,answer a phone 接电话,be g

3、ood for 对。有益,Tree Planting Day 植树节,dig holes 挖洞,plant a tree 种树,water the plants 给树浇水,say goodbye to sb. 和某人说再见,square kilometer 平方公里,lose ones homes 失去家园,because of 因为。,as a result 结果是,do ones best to do 某人尽力做。,be in danger 处于危险中,make tea 泡茶,white tea; green tea; black tea 白茶；绿茶；红茶,Useful sentences

4、.,Rebecca wants to know more about trees and how they help us.,They keep the air cool and clean.,They take in harmful gases from the air and produce oxygen for us to breathe.,I know trees also make our lives more convenient.,A lot of furniture is made of wood.,We should stop doing this if we dont want a world without trees.,Air pollution is a major problem in the city.,We use them to make furniture.,I know the answer now.,I prefer the long dress.,That s